Wheelchair handrim propulsion comprises a push phase in which the user applies force to the handrims to generate propulsion torque around the wheel axle, and a recovery phase when the user releases the hands from the handrims to initiate the next push phase. However, the mechanical efficiency o...
For the term ‘niche’ we follow the broad definition given by Grinnell (1917), including any biotic or abiotic environmental feature that may be utilizable by a single species. It thus differs from the more general term ‘environment’ which includes all features of a given habitat irrespective...
Ten subjects (five males, five females; age, 23–29 years) were studied; all subjects had good overall health with no previous orthopedic injuries to the lower extremity and no abnormal physical attributes or limitations of motion in their foot or ankle. The experimental protocol was approved ...
DEFINITION OF THE INVENTION According to a first aspect of the invention, there is provided a detergent composition comprising one or more surfactants and a compound which is capable of binding to a coloured substance which may occur as stains on fabrics. According to a second aspect, there is...
In fact, this can be an over-simplistic definition of what is observed in practice. Thus, it is appropriate here to give a more detailed description. For lamellar droplet dispersions, where the volume fraction of the lamellar phase is below 0.6 and the droplets are flocculated, instability ...
aA culture, then, is by definition at least, a set of cultural objects. Anthropologist Leslie White asked: "What sort of objects are they? Are they physical objects? Mental objects? Both? Metaphors? Symbols? Reifications?" In Science of Culture (1949), he concluded that they are objects ...